Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5177403 | Microwave oven magnetron having choking structure and leakage flux compensation means | Toshio Kawaguchi | 1993-01-05 |
| 4855645 | Magnetron for microwave oven | Masanori Kinuno, Hisao Saito, Toshio Kawaguchi | 1989-08-08 |
| 4705989 | Magnetron with a ceramic stem having a cathode support structure | Kousuke Takada | 1987-11-10 |
| 4395657 | Magnetron unit with a magnetic field compensating means | Isao Tada, Toshio Okamura, Kaichiro Nakai | 1983-07-26 |
| 4287451 | Magnetron having improved interconnecting anode vanes | Tokuju Koinuma | 1981-09-01 |